Add payments watchlist

BUG=NONE

Review-Url: https://chromiumcodereview.appspot.com/2433233002
Cr-Commit-Position: refs/heads/master@{#426275}

WATCHLISTS

@@ -753,6 +753,14 @@
                   '|components/password_'\
                   '|^ios/chrome/browser/passwords'\
     },
+    'payments': {
+      'filepath': 'chrome/android/java/src/org/chromium/chrome/browser/payments'\
+                  '|chrome/android/javatests/src/org/chromium/chrome/browser/payments'\
+                  '|chrome/test/data/android/payments'\
+                  '|third_party/WebKit/LayoutTests/payments/'\
+                  '|third_party/WebKit/public/platform/modules/payments'\
+                  '|third_party/WebKit/Source/modules/payments'\
+    },
     'pepper_api': {
       'filepath': 'ppapi/api'\
                   '|ppapi/c',
@@ -1916,6 +1924,7 @@
                '[email protected]'],
     'password_manager': ['[email protected]',
                          '[email protected]'],
+    'payments': ['[email protected]'],
     'pepper_api': ['[email protected]',
                    '[email protected]',
                    '[email protected]',